could reinvest
Regular verb: reinvest - reinvested- reinvested

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could reinvest
you could reinvest
she could reinvest
we could reinvest
you could reinvest
they could reinvest 	I could be reinvesting
you could be reinvesting
she could be reinvesting
we could be reinvesting
you could be reinvesting
they could be reinvesting	I could have reinvested
you could have reinvested
she could have reinvested
we could have reinvested
you could have reinvested
they could have reinvested	I could have been reinvesting
you could have been reinvesting
she could have been reinvesting
we could have been reinvesting
you could have been reinvesting
they could have been reinvesting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not reinvest
you could not reinvest
she could not reinvest
we could not reinvest
you could not reinvest
they could not reinvest 	I could not be reinvesting
you could not be reinvesting
she could not be reinvesting
we could not be reinvesting
you could not be reinvesting
they could not be reinvesting	I could not have reinvested
you could not have reinvested
she could not have reinvested
we could not have reinvested
you could not have reinvested
they could not have reinvested	I could not have been reinvesting
you could not have been reinvesting
she could not have been reinvesting
we could not have been reinvesting
you could not have been reinvesting
they could not have been reinvesting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I reinvest?
could you reinvest?
could she reinvest?
could we reinvest?
could you reinvest?
could they reinvest? 	could I be reinvesting?
could you be reinvesting?
could she be reinvesting?
could we be reinvesting?
could you be reinvesting?
could they be reinvesting? 	could I have reinvested?
could you have reinvested?
could she have reinvested?
could we have reinvested?
could you have reinvested?
could they have reinvested? 	could I have been reinvesting?
could you have been reinvesting?
could she have been reinvesting?
could we have been reinvesting?
could you have been reinvesting?
could they have been reinvesting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not reinvest?
could you not reinvest?
could she not reinvest?
could we not reinvest?
could you not reinvest?
could they not reinvest? 	could I not be reinvesting?
could you not be reinvesting?
could she not be reinvesting?
could we not be reinvesting?
could you not be reinvesting?
could they not be reinvesting? 	could I not have reinvested?
could you not have reinvested?
could she not have reinvested?
could we not have reinvested?
could you not have reinvested?
could they not have reinvested? 	could I not have been reinvesting?
could you not have been reinvesting?
could she not have been reinvesting?
could we not have been reinvesting?
could you not have been reinvesting?
could they not have been reinvesting?